import axios from 'axios';
import { ElMessage } from 'element-plus';

const baseURL = import.meta.env.MODE === 'development' ? '/api' : import.meta.env.VITE_BACKEND_URL;

const request = axios.create({
  baseURL: baseURL,
  timeout: 20000
});

//请求拦截器
request.interceptors.request.use((config) => {
  if (import.meta.env.MODE === 'production') {
    config.headers.Authorization = localStorage.getItem('token');
  } else {
    // 如果是在开发环境下，就需要根据接口的要求手动添加token
    config.headers.Authorization = '';
  }
  return config;
});
//响应拦截器
request.interceptors.response.use(
  (response) => {
    return Promise.resolve(response.data);
  },
  (error) => {
    let msg = '';
    const status = error.response?.status;
    switch (status) {
      case 401:
        msg = 'token过期';
        break;
      case 403:
        msg = '无权访问';
        break;
      case 404:
        msg = '请求地址错误';
        break;
      case 500:
        msg = '服务器出现问题';
        break;
      default:
        msg = '无网络';
    }
    ElMessage({
      type: 'error',
      message: msg
    });
    return Promise.reject(error);
  }
);

export default request;
